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Finding the Third Proportional to 957,705.19 and 1,428,252.75

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Solution

The third proportional to 957,705.19 and 1,428,252.75 is: 2,129,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,705.19 : 1,428,252.75 = 1,428,252.75 : x
  2. Step 2: Convert to fraction form
    957,705.19/1,428,252.75 = 1,428,252.75/x
  3. Step 3: Cross multiply
    957,705.19x = 1,428,252.75 × 1,428,252.75
  4. Step 4: Simplify right side
    957,705.19x = 2,039,905,917,882.56
  5. Step 5: Solve for x
    x = 2,039,905,917,882.56/957,705.19
  6. Step 6: Final answer
    x = 2,129,993.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.